| Tournament Name | 2023 John Purdy Memorial Open Major |
| Place | Cammeray |
| Federation | AUS |
| Date Begin | 29/08/2023 |
| Date End | 14/11/2023 |
| Arbiter(s) | Rob Watson |
| Play System | swiss FIDE Dutch (JaVaFo) |
| Rounds | 9 |
| Score game | 0-0.5-1 |
| Tie break | DE BH-C1 ARO-C1 |
| Registered Players | 70 |
| Number of Federations | 5 |
| Average Rating (all) | 1597 |
| Average Rating (only FIDE rated) | 1629 |
| Players from AUS Federation | 65 |
| Players NOT from AUS Federation | 5 |
| FIDE rated players | 66 |
| unrated players | 4 |
| unrated players from AUS Federation | 2 |
| unrated players NOT from AUS Federation | 2 |
| unrated Federations | 2 |
| FIDE titled players | 8 |
| GM players | 0 |
| WGM players | 1 |
| IM players | 1 |
| WIM players | 0 |
| FM players | 1 |
| WFM players | 0 |
| CM players | 5 |
| WCM players | 0 |
| FIDE titled player from AUS Federation | 6 |
| FIDE titled player NOT from AUS Federation | 2 |